/*
 * Copyright (c) 2010 MoSync AB
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#ifndef MAINTERPETER_LUAINTERPRETER_H
#define MAINTERPETER_LUAINTERPRETER_H

extern "C" {
#include <lua/lua.h>
}

#include <mawstring.h>
#include <MAUtil/HashMap.h>
#include <MAUtil/String.h>
#include <MAUI/Font.h>

#include "AbstractInterpreter.h"

namespace MAInterpreter
{

/**
 * Interface to the Lua interpreter.
 */
class LuaInterpreter : public AbstractInterpreter
{
public:
	LuaInterpreter();
	virtual ~LuaInterpreter();

	int initialize();
	void close();

	int eval(const char* script);
	int evalResource(MAHandle scriptResourceId);

	// TODO: Add focus gained/lost.

	void setTouchDownFun(int closureRef);
	void setTouchUpFun(int closureRef);
	void setTouchDragFun(int closureRef);
	void setKeyDownFun(int closureRef);
	void setKeyUpFun(int closureRef);
	void setCustomEventFun(int closureRef);
	void setCloseFun(int closureRef);

	void onTouchDown(int x, int y, int touchId);
	void onTouchUp(int x, int y, int touchId);
	void onTouchDrag(int x, int y, int touchId);
	void onKeyDown(int keyCode, int nativeKeyCode);
	void onKeyUp(int keyCode, int nativeKeyCode);
	void onCustomEvent(MAEvent* event);
	void onClose();

	bool isRunning();

	void reportLuaInterpreterError(const char* errorMessage);

	void callLuaFunctionWithNumericArguments(
		const char* funName,
		int numberOfArguments,
		int arg1,
		int arg2);

	// Moved font handling.
	//void initializeFontTable();
	//void freeFontTable();
	//MAUI::Font* getFont(const char* fontName);

public:
	lua_State* L;
	int touchDownFun;
	int touchUpFun;
	int touchDragFun;
	int keyUpFun;
	int keyDownFun;
	int customEventFun;
	int widgetEventFun;
	int closeFun;
	bool _isRunning;
	MAUtil::String lastLuaErrorMessage;
	// Moved font handling.
	//MAUI::HashMap<MAUtil::String, MAUI::Font*> fonts;

	/**
	 * Table of connection handles mapped to listener objects.
	 */
	MAUtil::HashMap<MAHandle, void*> connectionListeners;
};

}

#endif
